Summary of State Speed Laws - NHTSA

JURISDICTION: OKLAHOMA
General Reference: Oklahoma Statutes Annotated and Oklahoma Administrative
Code (OAC)
Basis for a Speed Law Violation:
Basic Speed Rule: A person shall drive a vehicle at a careful
and prudent speed not greater than nor less than is reasonable
and proper, having due regard to the traffic, surface and width
of the highway (turnpike) and any other conditions then
existing. Title 47, §11-801(A) and (D) and 11-1401(g)
Statutory Speed Limit: 75 mph on the turnpike system and designated segments of the
rural interstate system. Title 47, §11 —
See Other below. 801(B)(1)
70 mph on four-lane highways or "super two-lane"
highways 385 Title 47, §11-801(B)(2)
65 mph on other highways Title 47, §11-801(B)(3)
55 mph on a county road Title 47, §11-801(E)(1)
45 mph in the State Capitol Park Area Title 47, §11-801(B)(6)
35 mph in a State park or wildlife refuge Title 47, §11-
801(B)(7)
25 mph in a school zone on any highway outside of a
municipality However, the Oklahoma Department of
Transportation, based on engineering and traffic
investigations, may establish school zone speed limits >25
mph at specific locations. Title 47, §11-801(B)(5)
25 mph, or an established alternative speed limit, through
State schools which are located on State owned land adjoining
or outside the limits of a corporate city or town. Title 47, §11-
801(B)(6)
Posted (Maximum) Speed Limit: I. Based on engineering and traffic investigations, the State
Transportation Commission may increase or decrease 386 the
above speed limits. 387 Title 47, §§11-802 and 11-803(D)
Basis for a Speed Law Violation: II. The State Turnpike Authority has the authority to establish
maximum speeds for trucks, buses and automobiles using
turnpikes. Title 47, §11-1401(i)
III. Subject to certain limitations 388 and based on
385 A "super two-lane highway" means a two-lane highway "with designated passing lanes, and consisting of paved
shoulders not less than eight (8) feet in width." Title 47, §11-801(B)(2)
386 On interstate highways within corporate limits, the speed limit cannot be decreased to less than 60 mph. Title 47, §11-
803(D)
387 Under separate provisions of law, the State Transportation Commission may establish maximum speeds for controlled
access highways. Title 47, §11-801(C)
388 The speed limit inside an urban district can be increased to no more than 65 mph. The speed limit outside an urban
district can be decreased to not less than 30 mph. Title 47, §11-803(A)(2) and (3)
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SPEED 2005